Iris giganticaerulea Boutte Plants Retiring This Year The 3'+ tall reddish stem

The 3'+ tall reddish stem of Arisaema costatum is topped with a three part leaf

The result is an amazingly floriferous groundcover butterfly bush that grows to only 2' tall x 6' wide in 3 years

each surrounded by a dramatic white margin

Plants were sent to the Montreal Botanical Garden for safe-keeping

In very early spring the rosettes are topped by short

Iris giganticaerulea Boutte Plants Retiring This Year The 3'+ tall reddish stemIris giganticaerulea 'Boutte' is a Victor Lambou collection of the native Louisiana iris species from Boutte, Louisiana. The vigorous clumps measure 4' wide after only two years in a rich, moist soil. The 4' tall flowers stalks just top the foliage, starting for us in mid April. The large blue lavender flowers are each highlighted with a yellow throat.